Finding the Fourth Proportional to 2,440,305.36, 3,367,534.40 and 1,352,678.64
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Solution
The fourth proportional to 2,440,305.36, 3,367,534.40 and 1,352,678.64 is: 1,866,648.30
Step by Step Solution
- Step 1: Write the proportion equation
2,440,305.36 : 3,367,534.40 = 1,352,678.64 : x - Step 2: Convert to fraction form
2,440,305.36/3,367,534.40 = 1,352,678.64/x - Step 3: Cross multiply
2,440,305.36x = 3,367,534.40 × 1,352,678.64 - Step 4: Simplify right side
2,440,305.36x = 4,555,191,852,345.22 - Step 5: Solve for x
x = 4,555,191,852,345.22/2,440,305.36 - Step 6: Final answer
x = 1,866,648.30
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.